852345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 1677312

約数和(自身を除く): 824967

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 47, 65, 93, 117, 141, 155, 195, 235, 279, 403, 423, 465, 585, 611, 705, 1209, 1395, 1457, 1833, 2015, 2115, 3055, 3627, 4371, 5499, 6045, 7285, 9165, 13113, 18135, 18941, 21855, 27495, 56823, 65565, 94705, 170469, 284115, 852345]

約数ペア:

[(1, 852345), (3, 284115), (5, 170469), (9, 94705), (13, 65565), (15, 56823), (31, 27495), (39, 21855), (45, 18941), (47, 18135), (65, 13113), (93, 9165), (117, 7285), (141, 6045), (155, 5499), (195, 4371), (235, 3627), (279, 3055), (403, 2115), (423, 2015), (465, 1833), (585, 1457), (611, 1395), (705, 1209)]